.NX PART (.PRT)

.NX PART (.PRT) File Extension

Learn what a .nx part (.prt) file is, what it is used for, which programs can open it, and how to convert or troubleshoot this file format.

Data File Extension Guide 282 Searches
.NX PART (.PRT)
NX Part File (.prt)

Quick Facts

Basic information about this file format

Extension
.NX PART (.PRT)
File Type
NX Part File (.prt)
Category
Data
Best first step
Use compatible software

Quick Summary

A practical overview of the .nx part (.prt) file format

A .prt file is a part file created by Siemens NX (formerly Unigraphics NX), a professional CAD/CAM/CAE software suite. It contains 3D model data representing a single component or part within a larger assembly. This data includes the geometric information defining the shape of the part, such as sur…

File extension .NX PART (.PRT)
File type NX Part File (.prt)
Category Data
Recommended action Open with a trusted compatible app

How to open a .nx part (.prt) file

Start with a trusted app that supports this format

  • Check the file extension carefully and confirm that the file name really ends with .nx part (.prt).
  • Use software that supports this file type. If one app does not work, try another compatible program for the same platform.
  • Update the application if the file was created by a newer version of the software.
  • Scan files from unknown sources before opening them, especially documents, archives, scripts, installers, and executable files.

What is a .nx part (.prt) file?

File extension details and usage information

A .prt file is a part file created by Siemens NX (formerly Unigraphics NX), a professional CAD/CAM/CAE software suite. It contains 3D model data representing a single component or part within a larger assembly. This data includes the geometric information defining the shape of the part, such as surfaces, solids, and curves. Additionally, .prt files can store feature-based modeling information, which describes how the part was created using parametric features like extrudes, revolves, and fillets. This parametric history allows for easy modification and design changes. The files also store material properties, colors, and other attributes that define the part's appearance and behavior. They are essential for creating complex assemblies and performing simulations within the NX environment. These files are not typically meant to be opened by other CAD software without specific translators or converters, as they are designed to work seamlessly within the NX ecosystem. The .prt format is a proprietary format, meaning its internal structure is not publicly documented, and its full functionality is best utilized within the NX software.

Software Compatibility

Programs that may open or work with .nx part (.prt) files

Windows

Compatible applications

Siemens NX Compatible
Solid Edge (with appropriate translator) Compatible
Autodesk Inventor (with appropriate translator) Compatible
CATIA (with appropriate translator) Compatible
SolidWorks (with appropriate translator) Compatible
Onshape (via import) Compatible

macOS

Compatible applications

Siemens NX (if available for macOS) Compatible
Onshape (via import) Compatible
Autodesk Fusion 360 (with appropriate translator) Compatible

Linux

Compatible applications

Siemens NX Compatible
Onshape (via import) Compatible

Mobile

Mobile applications

Onshape (via import, view only) Compatible

Can .nx part (.prt) files be converted?

Options for saving or exporting this file to another format

In many cases, a .nx part (.prt) file can be converted by opening it in compatible software and using an option such as Save As, Export, or Convert. The available output formats depend on the file type and the application used.

  • Use the original software that created the file when possible.
  • Check whether the application supports exporting to common formats.
  • Be careful with online converters when working with private, business, or sensitive files.
  • If conversion fails, the file may be corrupted, incomplete, encrypted, or not actually a .nx part (.prt) file.

Why can't I open a .nx part (.prt) file?

Common reasons this file type may not open correctly

Wrong software

The file may require a specific program that supports the .nx part (.prt) format.

Incorrect extension

The file extension may have been renamed manually, even though the actual file format is different.

Corrupted file

The file may be incomplete, damaged during download, or transferred incorrectly.

Outdated app

Your software may need to be updated before it can open newer versions of this file format.

Frequently Asked Questions

Common questions about .nx part (.prt) files

To open a .nx part (.prt) file, use software that supports this file format.

  • Siemens NX
  • Solid Edge (with appropriate translator)
  • Autodesk Inventor (with appropriate translator)
  • CATIA (with appropriate translator)
  • SolidWorks (with appropriate translator)

Open the file in compatible software and look for options such as Save As, Export, or Convert. If no export option is available, the file may require a specialized converter or the original application that created it.

  1. Verify that the file extension is correct.
  2. Install or update compatible software.
  3. Try another application that supports this format.
  4. Check whether the file is corrupted, incomplete, or encrypted.

A file extension alone does not guarantee whether a file is safe or unsafe. Only open files from trusted sources, scan unknown files before opening them, and be especially careful with executable, script, archive, and document files.

File safety tips

Use caution with unknown files

Only open files from trusted sources. Before opening a .nx part (.prt) file, scan it with antivirus software, verify that the file extension is expected, and avoid running unknown executable, installer, macro-enabled document, or script files.